/**
 * 
 */
package bbd;
/*
 * Copyright 2007 microneering, Inc and James Gamber
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 * 
 * BBD/bbd/BBDAPIPrincipal.java
 */
import java.security.Principal;

/**
 * @author james gamber
 *
 */
public final class BBDAPIPrincipal implements Principal {
	
	private final String password;
	private final String userName;
	private transient int usageCounter = 1;
	
	public BBDAPIPrincipal(final String userName, final String password) {
		this.userName = userName;
		this.password = password;
	}

	/* (non-Javadoc)
	 * @see java.security.Principal#getName()
	 */
	public String getName() {
		
		return userName;
	}
	
	String getPassword() {
		return password;
	}
	
	public synchronized void incrementUsage() {
		usageCounter++;
	}
	
	public synchronized boolean decrementUsage() {
		
		usageCounter--;
		
		return usageCounter < 1;
		
	}
}
